Base | Representation |
---|---|
bin | 1000001101011… |
… | …00110000001011 |
3 | 11210120201001212 |
4 | 10012230300023 |
5 | 120112140120 |
6 | 10500003335 |
7 | 1464225461 |
oct | 406546013 |
9 | 153521055 |
10 | 68865035 |
11 | 35966358 |
12 | 1b09054b |
13 | 11362055 |
14 | 9208831 |
15 | 60a46c5 |
hex | 41acc0b |
68865035 has 16 divisors (see below), whose sum is σ = 86056992. Its totient is φ = 52857600.
The previous prime is 68865031. The next prime is 68865037. The reversal of 68865035 is 53056886.
It is not a de Polignac number, because 68865035 - 22 = 68865031 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (41).
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 68864983 and 68865001.
It is not an unprimeable number, because it can be changed into a prime (68865031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9752 + ... + 15258.
It is an arithmetic number, because the mean of its divisors is an integer number (5378562).
Almost surely, 268865035 is an apocalyptic number.
68865035 is a deficient number, since it is larger than the sum of its proper divisors (17191957).
68865035 is a wasteful number, since it uses less digits than its factorization.
68865035 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5614.
The product of its (nonzero) digits is 172800, while the sum is 41.
The square root of 68865035 is about 8298.4959480619. The cubic root of 68865035 is about 409.8889943387. Note that the first 3 decimals are identical.
The spelling of 68865035 in words is "sixty-eight million, eight hundred sixty-five thousand, thirty-five".
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